/**
 * #      434
 * 名称   字符串中的单词数
 * 链接   https://leetcode-cn.com/problems/number-of-segments-in-a-string
 * 题解   [413](https://leetcode-cn.com/problems/number-of-segments-in-a-string/solution)
 * 通过率 37.0%
 * 难道   简单
 */

